Cox's Bazar weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Excellent
Best time to visit: November – February
What is the weather like in Cox's Bazar in December?
In December, Cox's Bazar is warm: daytime highs average 25 °C, and nights cool down to about 18 °C. The sea averages 26.2 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It hardly ever rains. All in all, December is an excellent month for a holiday in Cox's Bazar.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 89 | 96 | 98 |
| Day | 28° | 25° | 24° |
| Night | 22° | 18° | 17° |
| Sea | 28° | 26° | 24° |
| Sun | 8 h | 8 h | 9 h |
| Rain days | 4 | 1 | 1 |
More details for December
- Daylight
- 10 h 50 min06:22 – 17:12
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 8 daysdew point 18 °C or moreAll months
- Wind
- 14 km/haverage daily peakAll months
- Cloud cover
- 22 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+6Asia/Dhaka
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %80 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Swimwear
- Sunscreen
- Light, breathable clothes
Cox's Bazar in December: quick answers
Is Cox's Bazar hot in December?
Warm rather than hot: in December, daytime highs in Cox's Bazar average 25 °C and nights cool to about 18 °C.
Can you swim in Cox's Bazar in December?
Yes. In December the sea averages 26.2 °C – lovely and warm for swimming.
Does it rain much in Cox's Bazar in December?
It hardly ever rains.
Cox's Bazar month by month
The whole year in Cox's BazarAll destinations: BangladeshWhere to go in DecemberSea temperature in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences